‘Norm of the North’ endangers Arctic one juvenile joke at a time (Our grade: C)

“Norm of the North” wants to be an endearing tale of a polar bear who dares to be different and saves the Arctic from human intervention.

“Norm of the North” quickly devolves into a kids’ sketch comedy routine during which almost every joke involves lemmings that urinate several times their body weight on many things, lemmings that pass gas enough to create a hot tub, and lemmings that do just about every other bodily function that 5-year-old boys find hysterical — their parents, not so much.